By Stephen Edelstein 1,418 views Apr 28, 2014 Reddit This! Share on Facebook Share on Twitter Rimac Concept One electric supercar Enlarge Photo Today on Green Car Reports: How the Chevrolet Volt really works, Tesla seeks workers for a second California facility, and why we can't buy cars that get 60, 70, or 80 mpg. All this and more on Green Car Reports. The Chevrolet Volt and Nissan Leaf went on sale within days back in 2010, and updated models are expected in 2016. See how their second acts are likely to stack up. Lithium-ion batteries make for a lighter, more-compact jump-starting pack. Little auxiliary power units (APUs) can save giant amounts of diesel fuel . Sometimes it's good to sweat the small stuff. Why can't we buy cars that do 60, 70, or 80 mpg ? The reality of these super-efficient cars wouldn't be as rosy as the numbers suggest. Tesla Motors is hiring at its ...